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Underscore.js VS jsPlumb

Compare Underscore.js VS jsPlumb and see what are their differences

Underscore.js logo Underscore.js

Underscore is a utility-belt library for JavaScript that provides a lot of the functional...

jsPlumb logo jsPlumb

jsPlumb is an advanced, standards-compliant and easy to use JS library for building connectivity based applications, such as flowcharts, process flow diagrams, sequence diagrams, organisation charts, etc. More than just a diagram library.
  • Underscore.js Landing page
    Landing page //
    2018-12-17
  • jsPlumb Chatbot Builder
    Chatbot Builder //
    2025-04-23
  • jsPlumb Active Filtering
    Active Filtering //
    2025-04-23
  • jsPlumb Flowchart Builder
    Flowchart Builder //
    2025-04-23
  • jsPlumb Hello World
    Hello World //
    2025-04-23
  • jsPlumb Gantt Chart
    Gantt Chart //
    2025-04-23
  • jsPlumb Hierarchy Layout
    Hierarchy Layout //
    2025-04-23
  • jsPlumb Mindmap Builder
    Mindmap Builder //
    2025-04-23
  • jsPlumb Org Chart
    Org Chart //
    2025-04-23
  • jsPlumb Schema Builder
    Schema Builder //
    2025-04-23
  • jsPlumb Path Tracing
    Path Tracing //
    2025-04-23
  • jsPlumb Call Flow Builder
    Call Flow Builder //
    2025-04-23
  • jsPlumb Network Topology
    Network Topology //
    2025-04-23

Build connectivity quickly. Powerful and flexible library for diagramming and rich graphical front ends. JsPlumb contains everything you need to build an application with visual connectivity: pan/zoom, a minimap widget, automatic layouts, data binding, and more. Deep integration with Angular, React, Svelte and Vue.

Cut your time to market by focusing on what makes your app unique and leave the boring stuff to us.

Underscore.js features and specs

  • Utility Functions
    Underscore.js provides a wealth of utility functions for common tasks such as map, reduce, filter, and more, making it easier to perform operations on arrays, objects, and collections.
  • Consistency
    The library offers a consistent API, which can make your code more readable and maintainable by providing a standard way to perform common programming tasks.
  • Lightweight
    Underscore.js is lightweight compared to full-featured libraries like Lodash, which can be a benefit if you're looking to minimize your application's footprint.
  • Browser Compatibility
    It supports a wide range of JavaScript environments, making it a good choice for projects that need to work across different browsers and Node.js.
  • Quick to Learn
    Easy to pick up for developers with even a basic understanding of JavaScript, due to its straightforward documentation and familiar function names.

Possible disadvantages of Underscore.js

  • Performance
    Underscore.js may not offer the same level of performance optimizations as more modern utility libraries like Lodash, potentially leading to slower execution for some tasks.
  • Limited Functionality
    While it covers many basic utility functions, its feature set is not as extensive as Lodash or other similar libraries, which provide a broader range of capabilities.
  • Outdated
    With the advent of ECMAScript 5 and later versions, many of the functions provided by Underscore.js are now natively available in JavaScript, reducing its necessity.
  • No Modularization
    Underscore does not support modular builds in the same way Lodash does, meaning you might end up including the entire library even if you only need a few functions.
  • Community and Maintenance
    While still maintained, Underscore.js has seen less active development and contributions compared to newer libraries, which could impact its long-term viability and support.

jsPlumb features and specs

  • Ease of Use
    jsPlumb provides a straightforward API that simplifies making interactive and dynamic visualizations. It's easy to understand and quick to implement for creating diagrams and flowcharts.
  • Rich Feature Set
    The library offers a wide range of features, including various endpoint and connector types, overlays, and a robust event handling system, making it versatile for different types of projects.
  • Extensive Documentation and Examples
    jsPlumb offers thorough documentation and a variety of example projects, which help developers get started and serve as a resource for troubleshooting and implementing more complex functionality.
  • Cross-Browser Compatibility
    It supports major browsers and ensures consistent behavior across different platforms, which is essential for web applications.
  • Customizable
    With its customizable options, developers can tailor the appearance and behavior of connections and components to fit the specific needs of their application.

Analysis of Underscore.js

Overall verdict

  • Underscore.js is a reasonable choice if you need a lightweight library for concise, functional programming helpers. While newer libraries or vanilla JavaScript have made some of its functions less essential, Underscore.js remains useful for its simplicity and comprehensive utility set.

Why this product is good

  • Underscore.js is a popular JavaScript library that provides a comprehensive set of utility functions for common programming tasks. It is valued for its simplicity and ease of integration, especially in projects that require functional programming patterns but do not need the full capabilities of larger libraries like Lodash. Underscore.js is lightweight and can significantly enhance productivity by offering functions for tasks such as object manipulation, array operations, and function binding, making code more readable and maintainable.

Recommended for

    Developers working on smaller projects or legacy codebases that require a reliable utility library with functional programming techniques. Itโ€™s also suitable for those who prefer a minimalistic approach and donโ€™t require the extensive features of heavier alternatives.

Underscore.js videos

Introduction to Underscore.JS

jsPlumb videos

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Category Popularity

0-100% (relative to Underscore.js and jsPlumb)
Javascript UI Libraries
86 86%
14% 14
Development Tools
100 100%
0% 0
Development
0 0%
100% 100
Libraries And Widgets
100 100%
0% 0

Questions & Answers

As answered by people managing Underscore.js and jsPlumb.

Why should a person choose your product over its competitors?

jsPlumb's answer:

The flexibility and deep integration of the library is what most clients love. jsPlumb also offers also quick help and support. Wide range of features. Powerful with integration to common web frameworks. Good examples. Support for HTML & SVG.

Who are some of the biggest customers of your product?

jsPlumb's answer:

Apple, Walmart, Siemens, Oracle, Cisco, Credit Suisse.

What makes your product unique?

jsPlumb's answer:

JsPlumb is a JavaScript library that simplifies creating visual connections between elements in a web application. It is particularly popular for building applications with drag-and-drop interfaces, workflow editors, process modeling tools, or any system where you need to visualize relationships between elements.JsPlumb is designed to work seamlessly across modern browsers, ensuring that your application delivers a consistent user experience to all users.

How would you describe the primary audience of your product?

jsPlumb's answer:

JsPlumb's primary audience consists of developers and organizations that need to create visual representations of relationships or workflows in web applications. Web Application Developers, Software Companies, Designers and Engineers of Interactive Tools, Educational and Research Platforms, Enterprises Needing Custom Solutions, Developers Needing Quick Prototyping,Data Visualization Professionals.

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Underscore.js and jsPlumb

Underscore.js Reviews

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jsPlumb Reviews

20+ JavaScript libraries to draw your own diagrams (2022 edition)
jsPlumb provides a fast way of building applications with visual connectivity at their core. s. It uses SVG and runs on all browsers from IE9 and later. JsPlumbToolkit is its commercial extension. This commercial version wraps the Community edition with a focus on the underlying data model, as well as several useful UI features such as layouts, and a widget that offers...

Social recommendations and mentions

Based on our record, Underscore.js should be more popular than jsPlumb. It has been mentiond 24 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Underscore.js mentions (24)

  • JavaScript Awesome Package
    Underscore - JavaScript library that provides a whole mess of useful functional programming. - Source: dev.to / 6 months ago
  • JavaScript evolution: From Lodash and Underscore to vanilla
    Underscore was created by Jeremy Ashkenas (the creator of Backbone.js) in 2009 to provide a set of utility functions that JavaScript lacked at the time. It was also created to work with Backbone.js, but it slowly became a favorite among developers who needed utility functions that they could just call and get stuff done with without having to worry about the inner implementations and browser compatibility. - Source: dev.to / over 1 year ago
  • KlongPy: High-Performance Array Programming in Python
    There was a step-change improvement for me when I tried expressing some JS patterns via `underscore.js` instead of procedurally: eg: http://underscorejs.org/#each Thinking of something as `each | map | filter | sum` is waaay less buggy than writing bespoke procedural code to do the same thing. No doubt there is a "cost" to it as well, but the _abstraction_ is valuable. Now, if there were a "compiler" which could... - Source: Hacker News / over 1 year ago
  • 100+ Must-Have Web Development Resources
    Underscore.js: A utility library that offers a full set of functional programming helpers without extending any built-in JavaScript objects. - Source: dev.to / almost 2 years ago
  • Mastering Node.js
    Underscore contains just about every core utility method you want. - Source: dev.to / about 2 years ago
View more

jsPlumb mentions (5)

  • Do you know any good libraries to make those kind of graph?
    I have looked into https://jsplumbtoolkit.com/ for a couple of projects and it seemed pretty good but it was a pure JS library 'community edition' with a commercial version that had all the nice framework integration for React and Angular. Source: over 3 years ago
  • Low-code development (Node-RED alternative)
    A pretty common one is jsPlumb - https://jsplumbtoolkit.com/ - might be what you're looking for. I'm sure there are others as well. - Source: Hacker News / over 3 years ago
  • Library suggestions for creating unidirectional graphs or flowcharts.
    Check out https://jsplumbtoolkit.com/. Source: almost 4 years ago
  • Is there any node graph library for svelte?
    Amazing!!! I am looking specifically for something like react flow as well. After looking into it the best option might be jsplumb. Source: over 4 years ago
  • Creating a drag and drop platform with python
    Hey, finally I found https://jsplumbtoolkit.com/ who seems to be the best solution for that. Source: over 5 years ago

What are some alternatives?

When comparing Underscore.js and jsPlumb, you can also consider the following products

jQuery - The Write Less, Do More, JavaScript Library.

GoJS - GoJS is a JavaScript library for building interactive diagrams on HTML web pages. Build apps with flowcharts, org charts, BPMN, UML, modeling, and other visual graph types.

React Native - A framework for building native apps with React

Paper.js - Open source vector graphics scripting framework that runs on top of the HTML5 Canvas.

Babel - Babel is a compiler for writing next generation JavaScript.

mxGraph - mxGraph is a fully client side JavaScript diagramming library - jgraph/mxgraph